Section, acts Aug. 7, 1956, ch. 1029, title VI, § 602, 70 Stat. 1113; May 25, 1967, Pub. L. 90–19, § 13(b), 81 Stat. 24; Aug. 12, 1970, Pub. L. 91–375, § 6(e), 84 Stat. 776, related to research and provided for: authorization for specific programs; contracts and working agreements, amount of authorization, appropriations, duration of contract, and unexpended balances of appropriations; dissemination of data; acquisition and use of data; and authority of Secretary. See sections 1701z–1 to 1701z–4 of this title.